Van's Aircraft RV-12, Maintenance Manual

Page: 25 / 217

Rev. 8
1–17
L
IFTING WITH A JACK
■ CAUTION: U
SE APPROPRIATE JACK LOCATING FIXTURES TO ENSURE A STABLE
JACKING SURFACE
.
■ CAUTION: I
NSTALL A JACKPOINT WHEN LIFTING AT THE WING TIE
-
DOWN
LOCATION
.
1. Place a jack as necessary to lift at the lower end of the nose gear-leg.
2. Lift the front of the aircraft enough to position a stand along the lateral rivet pattern,
centered directly between the boarding steps.
3. Remove the jack.
4. Place the jack as necessary to lift on the tail tie-down.
5. Lift the tail of the aircraft enough to position a stand along the lateral rivet pattern
centered directly beneath the rear wing-spar receptacles.
6. Remove the jack.
7. Test stability of the aircraft. Grab the tail tie-down and test for horizontal and vertical
stability. Stabilize as necessary.
L
IFTING WITHOUT A JACK
Figure 3: Lifting and supporting
● NOTE: S
TEPS
1
THROUGH
5
CORRESPOND TO THE NUMBERS IN
F
IGURE
3.
1. Raise the nose of the aircraft by lowering the tail.
2. Place a 25 inch stand along the lateral rivet pattern, centered directly between the
boarding steps.
3. Lift the tail of the aircraft.
4. Place another 25 inch stand along the lateral rivet pattern centered directly beneath
the rear wing-spar receptacles.
5. Check for horizontal and vertical stability. Stabilize as necessary.